AP
Arthur Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ashtabula-County, Ohio
Our Model Tree links this Arthur Peterson across the 1920, 1930 and 1940 US Censuses in Ashtabula-County, Ohio (XGBoost, ~Confirmed), with identified parents Theodor & Amanda — first a son (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Son
Born: Ohio
Divorced
1940 Census Record Details
| Census Year | 1940 |
| Location | Ashtabula-County, Ohio |
| Surname | Peterson |
| Given Name | Arthur |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Divorced |
| Birthplace | Ohio |
| 1935 Residence (City) | Ashtabula City |
| 1935 Residence (County) | Ashtabula |
| Additional Details | |
| Occupation | fireman |
| Industry | Great Lakes |
| Class of Worker | PW |
| Hours Worked | 104 |
| Income (1939) | 511 |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Fireman |
| Township / Ward | Ashtabula City |
| Est. Birth Year | ~1908 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Theodore Peterson | Head | — | 66 | ~1874 |
| Arthur Peterson | Son | — | 32 | ~1908 |
| Amanda Peterson | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Ashtabula, Ohio
Son, age 12
Ashtabula, Ohio · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Arthur A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Ashtabula, Ohio
Son, age 22
Ashtabula, Ohio · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Arthur A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Marine Fireman |
| Industry | Steamboat |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Ashtabula-County, Ohio
Son, age 32
Ashtabula-County, Ohio · implied b. ~1908 — 3 household members
| Surname | Peterson |
| Given Name | Arthur |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Divorced |
| Birthplace | Ohio |
| 1935 Residence (City) | Ashtabula City |
| 1935 Residence (County) | Ashtabula |
| Occupation | fireman |
| Industry | Great Lakes |
| Class of Worker | PW |
| Hours Worked | 104 |
| Income (1939) | 511 |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Arthur Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Theodor Peterson (~0.92 confidence) and mother Amanda Peterson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Theodor Peterson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Amanda Peterson
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Peterson
Son · 1940 · age 32 · b. ~1908 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Ashtabula-County, Ohio
Open full size
1940 US Federal Census — Ashtabula-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03023-00190)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louise Estefan | 15 | daughter | — | Ohio |
| 42 | Beatricia Estefan | 14 | daughter | — | Ohio |
| 43 | Steven Estefan | 11 | son | — | Ohio |
| 44 | Arne Pasanen | 31 | head | Elec. Welder | Ohio |
| 45 | Edna Pasanen | 26 | wife | — | Ohio |
| 46 | Barbara Pasanen | 3 | daughter | — | Ohio |
| 47 | Wayne R. Pasanen | 0 | son | — | Ohio |
| 48 | Wayne Ritari | 26 | brother-in-law | Marine Wheelman | Ohio |
| 49 | Esther Ritari | 20 | sister-in-law | — | Ohio |
| 50 | Wayne Laitinen | 35 | head | Store Room Clerk | Ohio |
| 51 | Anne Laitinen | 34 | wife | — | Michigan |
| 52 | Sally Laitinen | 0 | daughter | — | Ohio |
| 53 | Margot Mihalick | 29 | mother-in-law | Housework | Ohio |
| 54 | James Mihalick | 27 | brother-in-law | Marine Fireman | Michigan |
| 55 | Wiljo Fors | 39 | head | Bricklayer | Finland |
| 56 | Helmi Fors | 33 | wife | — | New Jersey |
| 57 | Mary E. Fors | 15 | daughter | — | Ohio |
| 58 | Velmi Lehtonen | 54 | head | — | Finland |
| 59 | Olavi Lehtonen | 21 | son | Machine Operator | Ohio |
| 60 | Robert A. Lehtonen | 15 | son | — | Ohio |
| 61 | Theodore Peterson | 66 | head | Car Inspector | Sweden |
| 62 | Amanda Peterson | 53 | wife | — | Sweden |
| 63 | Arthur Peterson THIS PERSON | 32 | son | Fireman | Ohio |
| 64 | Manuel Mello | 52 | head | Larry Car Operator | Portugal |
| 65 | Kathrine Mello | 53 | wife | — | England |
| 66 | Lawrence Mello | 22 | son | Fireman | Ohio |
| 67 | Anna M. Mello | 18 | daughter | Secretary | Ohio |
| 68 | Lewis Shaver | 34 | head | Laborer | Ohio |
| 69 | Meta Shaver | 31 | wife | — | Ohio |
| 70 | Betty Shaver | 13 | daughter | — | Ohio |
| 71 | Edward Hummer | 57 | head | Stationary Engineer | Finland |
| 72 | Vilma Hummer | 43 | wife | — | Ohio |
| 73 | Norman Hummer | 20 | son | Truck Driver | Ohio |
| 74 | Robert Hummer | 17 | son | — | Ohio |
| 75 | Roy Hummer | 15 | son | — | Ohio |
| 76 | Roland Hummer | 14 | son | — | Ohio |
| 77 | Iva Elderman | 45 | head | — | Ohio |
| 78 | Olney Elderman | 20 | son | New Worker | Ohio |
| 79 | Ivan Elderman | 19 | son | — | Ohio |
| 80 | Harry Elderman | 15 | son | — | Ohio |
Pedigree Summary
Arthur
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)